74 lines
1.0 KiB
C++
74 lines
1.0 KiB
C++
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#include "string.h"
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extern "C" {
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void strcpy(char * dst, const char * src)
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{
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while (*src)
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{
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*dst++ = *src++;
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}
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*dst = '\0';
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}
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u32_t strlen(const char * s)
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{
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u32_t len = 0;
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while (*s++)
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{
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len++;
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}
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return len;
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}
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void memcpy(u8_t * dst, u8_t * src, u32_t size)
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{
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for (u32_t n = 0; n < size; n++)
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{
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*dst++ = *src++;
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}
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}
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void memcpyw(u16_t * dst, u16_t * src, u32_t size)
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{
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for (u32_t n = 0; n < size; n++)
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{
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*dst++ = *src++;
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}
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}
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void memcpyd(u32_t * dst, u32_t * src, u32_t size)
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{
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for (u32_t n = 0; n < size; n++)
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{
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*dst++ = *src++;
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}
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}
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void memset(u8_t * dst, u8_t val, u32_t size)
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{
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for (u32_t n = 0; n < size; n++)
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{
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*dst++ = val;
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}
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}
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void memsetw(u16_t * dst, u16_t val, u32_t size)
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{
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for (u32_t n = 0; n < size; n++)
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{
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*dst++ = val;
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}
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}
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void memsetd(u32_t * dst, u32_t val, u32_t size)
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{
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for (u32_t n = 0; n < size; n++)
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{
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*dst++ = val;
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}
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}
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} /* extern "C" */
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